Peppermint planting: how to control mint diseases and insect pests?

How to control the diseases and insect pests of peppermint? Please introduce the control methods of peppermint diseases and insect pests are mainly rust, spot blight and small land tiger, detailed control methods can refer to the following: 1, peppermint rust control methods and harm: the pathogen is a kind of basidiomycetes in fungi, harming leaves and stems. It is easy to occur when it is rainy or too dry from May to June. The orange-yellow and powdery summer spore pile appeared on the back of the leaf, and the dark brown and powdery winter spore pile occurred in the later stage. When the disease is serious, the leaves wither and fall off, resulting in the death of the whole plant. Prevention and cure method: spray with 300x liquid enemy induced sodium or 1 ∶ 1 ∶ Bordeaux liquid. Stop spraying 20 days before harvest. 2. control methods and harm of peppermint spot blight: also known as white star disease, the pathogen is a half-known fungus in fungi, which harms leaves. From May to October, the leaf spot was small round and dark green, then gradually expanded into gray-dark brown, the center was gray-white, white star-shaped, upper black spots, gradually withered and fell off. Prevention and treatment methods: ① found diseased leaves were removed and burned in time; at the initial stage of ②, 1 ∶ 1 ∶ Bordeaux solution or 65% Dysen zinc wettable powder was sprayed. Stop spraying 20 days before harvest. 3. Control methods and harm of small land tiger: it belongs to the family Lepidoptera, harming leaves and buds. The leaves are crushed by larvae, resulting in holes. Control method: use 800 times solution of 90% trichlorfon powder. Stop taking medicine within 20 days before harvest. Click to get more mint planting technology click to get more medicine planting technology